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half_float.hpp
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00001 00002 00003 00004 00005 00006 00007 00008 00009 00010 00011 00012 00013 00014 00015 00016 00017 00018 00019 00020 00021 00022 00023 00024 00025 00026 00027 00028 00029 00030 00031 00032 00033 00034 00035 00036 00037 #ifndef GLM_GTC_half_float 00038 #define GLM_GTC_half_float GLM_VERSION 00039 00040 // Dependency: 00041 #include "../glm.hpp" 00042 00043 #if(defined(GLM_MESSAGES) && !defined(glm_ext)) 00044 # pragma message("GLM: GLM_GTC_half_float extension included") 00045 #endif 00046 00047 namespace glm{ 00048 namespace detail 00049 { 00050 #if(!GLM_SUPPORT_ANONYMOUS_UNION_OF_STRUCTURE()) 00051 template <> 00052 struct tvec2<half> 00053 { 00054 enum ctor{null}; 00055 typedef half value_type; 00056 typedef std::size_t size_type; 00057 00058 GLM_FUNC_DECL size_type length() const; 00059 static GLM_FUNC_DECL size_type value_size(); 00060 00061 typedef tvec2<half> type; 00062 typedef tvec2<bool> bool_type; 00063 00065 // Data 00066 00067 half x, y; 00068 00070 // Accesses 00071 00072 half & operator[](size_type i); 00073 half const & operator[](size_type i) const; 00074 00076 // Implicit basic constructors 00077 00078 tvec2(); 00079 tvec2(tvec2<half> const & v); 00080 00082 // Explicit basic constructors 00083 00084 explicit tvec2(ctor); 00085 explicit tvec2( 00086 half const & s); 00087 explicit tvec2( 00088 half const & s1, 00089 half const & s2); 00090 00092 // Swizzle constructors 00093 00094 tvec2(tref2<half> const & r); 00095 00097 // Convertion scalar constructors 00098 00100 template <typename U> 00101 explicit tvec2(U const & x); 00103 template <typename U, typename V> 00104 explicit tvec2(U const & x, V const & y); 00105 00107 // Convertion vector constructors 00108 00110 template <typename U> 00111 explicit tvec2(tvec2<U> const & v); 00113 template <typename U> 00114 explicit tvec2(tvec3<U> const & v); 00116 template <typename U> 00117 explicit tvec2(tvec4<U> const & v); 00118 00120 // Unary arithmetic operators 00121 00122 tvec2<half>& operator= (tvec2<half> const & v); 00123 00124 tvec2<half>& operator+=(half const & s); 00125 tvec2<half>& operator+=(tvec2<half> const & v); 00126 tvec2<half>& operator-=(half const & s); 00127 tvec2<half>& operator-=(tvec2<half> const & v); 00128 tvec2<half>& operator*=(half const & s); 00129 tvec2<half>& operator*=(tvec2<half> const & v); 00130 tvec2<half>& operator/=(half const & s); 00131 tvec2<half>& operator/=(tvec2<half> const & v); 00132 tvec2<half>& operator++(); 00133 tvec2<half>& operator--(); 00134 00136 // Swizzle operators 00137 00138 half swizzle(comp X) const; 00139 tvec2<half> swizzle(comp X, comp Y) const; 00140 tvec3<half> swizzle(comp X, comp Y, comp Z) const; 00141 tvec4<half> swizzle(comp X, comp Y, comp Z, comp W) const; 00142 tref2<half> swizzle(comp X, comp Y); 00143 }; 00144 00145 template <> 00146 struct tvec3<half> 00147 { 00148 enum ctor{null}; 00149 typedef half value_type; 00150 typedef std::size_t size_type; 00151 GLM_FUNC_DECL size_type length() const; 00152 static GLM_FUNC_DECL size_type value_size(); 00153 00154 typedef tvec3<half> type; 00155 typedef tvec3<bool> bool_type; 00156 00158 // Data 00159 00160 half x, y, z; 00161 00163 // Accesses 00164 00165 half & operator[](size_type i); 00166 half const & operator[](size_type i) const; 00167 00169 // Implicit basic constructors 00170 00171 tvec3(); 00172 tvec3(tvec3<half> const & v); 00173 00175 // Explicit basic constructors 00176 00177 explicit tvec3(ctor); 00178 explicit tvec3( 00179 half const & s); 00180 explicit tvec3( 00181 half const & s1, 00182 half const & s2, 00183 half const & s3); 00184 00186 // Swizzle constructors 00187 00188 tvec3(tref3<half> const & r); 00189 00191 // Convertion scalar constructors 00192 00194 template <typename U> 00195 explicit tvec3(U const & x); 00197 template <typename U, typename V, typename W> 00198 explicit tvec3(U const & x, V const & y, W const & z); 00199 00201 // Convertion vector constructors 00202 00204 template <typename A, typename B> 00205 explicit tvec3(tvec2<A> const & v, B const & s); 00207 template <typename A, typename B> 00208 explicit tvec3(A const & s, tvec2<B> const & v); 00210 template <typename U> 00211 explicit tvec3(tvec3<U> const & v); 00213 template <typename U> 00214 explicit tvec3(tvec4<U> const & v); 00215 00217 // Unary arithmetic operators 00218 00219 tvec3<half>& operator= (tvec3<half> const & v); 00220 00221 tvec3<half>& operator+=(half const & s); 00222 tvec3<half>& operator+=(tvec3<half> const & v); 00223 tvec3<half>& operator-=(half const & s); 00224 tvec3<half>& operator-=(tvec3<half> const & v); 00225 tvec3<half>& operator*=(half const & s); 00226 tvec3<half>& operator*=(tvec3<half> const & v); 00227 tvec3<half>& operator/=(half const & s); 00228 tvec3<half>& operator/=(tvec3<half> const & v); 00229 tvec3<half>& operator++(); 00230 tvec3<half>& operator--(); 00231 00233 // Swizzle operators 00234 00235 half swizzle(comp X) const; 00236 tvec2<half> swizzle(comp X, comp Y) const; 00237 tvec3<half> swizzle(comp X, comp Y, comp Z) const; 00238 tvec4<half> swizzle(comp X, comp Y, comp Z, comp W) const; 00239 tref3<half> swizzle(comp X, comp Y, comp Z); 00240 }; 00241 00242 template <> 00243 struct tvec4<half> 00244 { 00245 enum ctor{null}; 00246 typedef half value_type; 00247 typedef std::size_t size_type; 00248 GLM_FUNC_DECL size_type length() const; 00249 static GLM_FUNC_DECL size_type value_size(); 00250 00251 typedef tvec4<half> type; 00252 typedef tvec4<bool> bool_type; 00253 00255 // Data 00256 00257 half x, y, z, w; 00258 00260 // Accesses 00261 00262 half & operator[](size_type i); 00263 half const & operator[](size_type i) const; 00264 00266 // Implicit basic constructors 00267 00268 tvec4(); 00269 tvec4(tvec4<half> const & v); 00270 00272 // Explicit basic constructors 00273 00274 explicit tvec4(ctor); 00275 explicit tvec4( 00276 half const & s); 00277 explicit tvec4( 00278 half const & s0, 00279 half const & s1, 00280 half const & s2, 00281 half const & s3); 00282 00284 // Swizzle constructors 00285 00286 tvec4(tref4<half> const & r); 00287 00289 // Convertion scalar constructors 00290 00292 template <typename U> 00293 explicit tvec4(U const & x); 00295 template <typename A, typename B, typename C, typename D> 00296 explicit tvec4(A const & x, B const & y, C const & z, D const & w); 00297 00299 // Convertion vector constructors 00300 00302 template <typename A, typename B, typename C> 00303 explicit tvec4(tvec2<A> const & v, B const & s1, C const & s2); 00305 template <typename A, typename B, typename C> 00306 explicit tvec4(A const & s1, tvec2<B> const & v, C const & s2); 00308 template <typename A, typename B, typename C> 00309 explicit tvec4(A const & s1, B const & s2, tvec2<C> const & v); 00311 template <typename A, typename B> 00312 explicit tvec4(tvec3<A> const & v, B const & s); 00314 template <typename A, typename B> 00315 explicit tvec4(A const & s, tvec3<B> const & v); 00317 template <typename A, typename B> 00318 explicit tvec4(tvec2<A> const & v1, tvec2<B> const & v2); 00320 template <typename U> 00321 explicit tvec4(tvec4<U> const & v); 00322 00324 // Unary arithmetic operators 00325 00326 tvec4<half>& operator= (tvec4<half> const & v); 00327 00328 tvec4<half>& operator+=(half const & s); 00329 tvec4<half>& operator+=(tvec4<half> const & v); 00330 tvec4<half>& operator-=(half const & s); 00331 tvec4<half>& operator-=(tvec4<half> const & v); 00332 tvec4<half>& operator*=(half const & s); 00333 tvec4<half>& operator*=(tvec4<half> const & v); 00334 tvec4<half>& operator/=(half const & s); 00335 tvec4<half>& operator/=(tvec4<half> const & v); 00336 tvec4<half>& operator++(); 00337 tvec4<half>& operator--(); 00338 00340 // Swizzle operators 00341 00342 half swizzle(comp X) const; 00343 tvec2<half> swizzle(comp X, comp Y) const; 00344 tvec3<half> swizzle(comp X, comp Y, comp Z) const; 00345 tvec4<half> swizzle(comp X, comp Y, comp Z, comp W) const; 00346 tref4<half> swizzle(comp X, comp Y, comp Z, comp W); 00347 }; 00348 #endif//(!GLM_SUPPORT_ANONYMOUS_UNION_OF_STRUCTURE()) 00349 } 00350 //namespace detail 00351 00354 00357 typedef detail::half half; 00358 00361 typedef detail::tvec2<detail::half> hvec2; 00362 00365 typedef detail::tvec3<detail::half> hvec3; 00366 00369 typedef detail::tvec4<detail::half> hvec4; 00370 00373 typedef detail::tmat2x2<detail::half> hmat2; 00374 00377 typedef detail::tmat3x3<detail::half> hmat3; 00378 00381 typedef detail::tmat4x4<detail::half> hmat4; 00382 00385 typedef detail::tmat2x2<detail::half> hmat2x2; 00386 00389 typedef detail::tmat2x3<detail::half> hmat2x3; 00390 00393 typedef detail::tmat2x4<detail::half> hmat2x4; 00394 00397 typedef detail::tmat3x2<detail::half> hmat3x2; 00398 00401 typedef detail::tmat3x3<detail::half> hmat3x3; 00402 00405 typedef detail::tmat3x4<detail::half> hmat3x4; 00406 00409 typedef detail::tmat4x2<detail::half> hmat4x2; 00410 00413 typedef detail::tmat4x3<detail::half> hmat4x3; 00414 00417 typedef detail::tmat4x4<detail::half> hmat4x4; 00418 00420 }// namespace glm 00421 00422 #include "half_float.inl" 00423 00424 #endif//GLM_GTC_half_float
